[1] Since 2006, the headquarters of WAPP are located at Zone des Ambassades, PK 606 BP 2907, in Cotonou, the capital city of the Republic of Benin.
[4] The current ongoing investment program of the WAPP is dictated by the 2019 – 2033 ECOWAS Master Plan for the development of Regional Power Generation and Transmission Infrastructure that was prepared with the support of the European Union and approved in December 2018 by the Authority of the ECOWAS Heads of State and Government through Supplementary Act A/SA.4/12/18.
Currently nine (9#) countries (Benin, Burkina Faso, Côte d’Ivoire, Ghana, Mali, Niger, Nigeria, Senegal and Togo) are interconnected and construction is ongoing to interconnect the remaining mainland countries namely Sierra Leone, Liberia, Guinea, Guinea Bissau and The Gambia by 2022.
[citation needed] The West African Power Pool (WAPP) was created on 5 December 1999 at the 22nd summit of the ECOWAS Authority of Heads of State and Government.
On 18 January 2006, the 29th summit of the ECOWAS Authority of Heads of State and Government held in Niamey, Niger, adopted the Articles of Agreement for WAPP organization and function.